[SERVER-24498] Write tests for linearizable reads in a sharded system Created: 09/Jun/16  Updated: 05/Apr/17  Resolved: 09/Mar/17

Status: Closed
Project: Core Server
Component/s: Replication
Affects Version/s: None
Fix Version/s: 3.4.4, 3.5.5

Type: Task Priority: Major - P3
Reporter: Hari Devaraj Assignee: William Schultz (Inactive)
Resolution: Done Votes: 0
Labels: neweng
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Backports
Depends
Related
related to SERVER-25561 Backwards compatibility issues when s... Closed
is related to SERVER-28264 Unblacklist linearizable read concern... Closed
Backwards Compatibility: Fully Compatible
Backport Requested:
v3.4
Sprint: Repl 17 (07/15/16), Repl 18 (08/05/16), Repl 2017-02-13, Repl 2017-03-06, Repl 2017-03-27
Participants:

 Description   

Mongos will send the linearizable readConcern option to each shard as it currently does to support readConcern level majority. Each individual document read will then be linearizable.

Sharding tests are not likely to be able to use Jepsen for 3.4 release to test a sharded system.



 Comments   
Comment by Githook User [ 04/Apr/17 ]

Author:

{u'username': u'will62794', u'name': u'William Schultz', u'email': u'william.schultz@mongodb.com'}

Message: SERVER-24498 Write tests for linearizable reads in a sharded system

(cherry picked from commit c13a04b4c30d45f78f218e6fe61971c15a3bbb4f)
Branch: v3.4
https://github.com/mongodb/mongo/commit/b10ff79de022ea2ccd757f1f25dd88da3671fe04

Comment by Githook User [ 09/Mar/17 ]

Author:

{u'username': u'will62794', u'name': u'William Schultz', u'email': u'william.schultz@mongodb.com'}

Message: SERVER-24498 Write tests for linearizable reads in a sharded system
Branch: master
https://github.com/mongodb/mongo/commit/c13a04b4c30d45f78f218e6fe61971c15a3bbb4f

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